Cleaning supplies, sanitary supplies and 
			
			
				cleaning products specialist in Montreal
			
		 
					| Use | Chlorine Test Strips | 
| Accuracy | 0-50-100-250-500-1,000 ppm | 
| Diameter | 1-3/8" (3.5 cm) | 
| Shelf life | 2 years | 
| Length | 3-3/8" (8.5 cm) | 
| Manufacturer | Precision Laboratories |